.screen .danmu {
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0.5;
  z-index: 1;
  margin: 15px 0;
  min-height: 480px;
  border-radius: 0.25rem;
  box-shadow: 0 0 15px 0 #000;
}

.screen .danmu div {
  position: absolute;
  font-size: 20px;
  font-weight: bold;
  white-space: nowrap;
  line-height: 40px;
  z-index: 40;
}
.box-view{
  margin:0 20px;
}

#msg {
  text-align: center;
  font-weight: 1000;
  color: blue;
  font-size: 16px;
}
